43128320

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{991}}^1$

素因数の和:1031

約数の個数: 80

約数和(自身を含む): 109600128

約数和(自身を除く): 66471808

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 991, 1088, 1280, 1360, 1982, 2176, 2560, 2720, 3964, 4352, 4955, 5440, 7928, 8704, 9910, 10880, 15856, 16847, 19820, 21760, 31712, 33694, 39640, 43520, 63424, 67388, 79280, 84235, 126848, 134776, 158560, 168470, 253696, 269552, 317120, 336940, 507392, 539104, 634240, 673880, 1078208, 1268480, 1347760, 2156416, 2536960, 2695520, 4312832, 5391040, 8625664, 10782080, 21564160, 43128320]

約数ペア:

[(1, 43128320), (2, 21564160), (4, 10782080), (5, 8625664), (8, 5391040), (10, 4312832), (16, 2695520), (17, 2536960), (20, 2156416), (32, 1347760), (34, 1268480), (40, 1078208), (64, 673880), (68, 634240), (80, 539104), (85, 507392), (128, 336940), (136, 317120), (160, 269552), (170, 253696), (256, 168470), (272, 158560), (320, 134776), (340, 126848), (512, 84235), (544, 79280), (640, 67388), (680, 63424), (991, 43520), (1088, 39640), (1280, 33694), (1360, 31712), (1982, 21760), (2176, 19820), (2560, 16847), (2720, 15856), (3964, 10880), (4352, 9910), (4955, 8704), (5440, 7928)]